--- man-pages-2.43/man2/rt_sigprocmask.2.pom	2007-01-29 10:50:05.000000000 +0100
+++ man-pages-2.43/man2/rt_sigprocmask.2	2007-01-29 11:46:45.000000000 +0100
@@ -29,7 +29,7 @@
 .ad l
 .hy 0
 .HP 25
-long\ \fBsys_rt_sigprocmask\fR\ (sigset_t\ \fI*set\fR, sigset_t\ \fI*oset\fR, size_t\ \fIsigsetsize\fR);
+long\ \fBsys_rt_sigprocmask\fR\ (int\ \fIhow\fR, sigset_t\ \fI*set\fR, sigset_t\ \fI*oset\fR, size_t\ \fIsigsetsize\fR);
 .ad
 .hy
 
@@ -60,7 +60,7 @@
 
 .TP
 -EINVAL
-\fIsigsetsize\fR was not equivalent to the size of a \fIsigset_t\fR type.
+\fIsigsetsize\fR was not equivalent to the size of a \fIsigset_t\fR type or the value specified in \fIhow\fR was invalid.
 
 .TP
 -EFAULT